Silicone Baking Sheet 1,FDA,ROHS Certificated. 2,OEM service 3,Ozone resistance,aging resistance,weather resistance Silicone Baking Sheet1, Material:NBR,CR,ACM, HNBR,EPDM,IIR,NR ,EP,SIL,FKM etc.2, Hardness:Between 30~90 shore A3, Property:high/low temperature resistance, oil and fuel resistance, water resistance,weathering resistance, Ozone resistance etc.4, Certification:ISO9001:2008, ROHS,FDA5, ...